i think for number 6 the answer is 1 bottle for 3 people
for 7 i think the answer is 0.3 bottles for 1 painting
i think for 8 it's 1 flower per bulb
i think 9 is 1 bread for 4 flower
i think for 10 the answer is 1 bottle per 0.35 boxes
i'm not sure what you are doing but if im right that was easy